The species’ melanosomes—tiny, pigment-filled structures inside hair cells—are hollow, a trait never before seen in mammals ...

New study shows that bird feathers do more than look pretty. They help birds manage heat and stay cool in surprising ways.

In “The Feather Wars,” James H. McCommons pays tribute to the nation’s first conservationists. By Joshua Hammer Joshua Hammer ...

As human-caused climate change continues to raise temperatures across the globe, understanding how birds regulate their ...

Have you ever looked at a bird and wondered, how can it be so red or so blue or so intensely yellow? Well, if you have, then you and several researchers have something in common. A new study finds ...

Platypuses are the first mammals known to have hollow melanosomes, pigment-bearing structures found in the hair of many ...

Possessing bird feathers could get a person cooped up in prison. The possession of feathers and other parts of native North American birds without a permit is banned by the Migratory Bird Treaty Act ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated, paleontological discoveries and developmental biology studies ...

Finding a baby bird laying in your yard can be stressful, but knowing how to respond in the moment can help you avoid doing ...